fixed horiz scrolling and height position

2 files changed, 31 insertions, 15 deletions

diff --git a/util/fbrun/FbRun.cc b/util/fbrun/FbRun.cc
index 6a0e6d8..d2f468c 100644
--- a/util/fbrun/FbRun.cc
+++ b/util/fbrun/FbRun.cc
@@ -19,7 +19,7 @@
 // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 // DEALINGS IN THE SOFTWARE.
 
-// $Id: FbRun.cc,v 1.4 2002/11/12 19:20:31 fluxgen Exp $
+// $Id: FbRun.cc,v 1.5 2002/11/13 16:43:52 fluxgen Exp $
 
 #include "FbRun.hh"
 
@@ -42,7 +42,8 @@ m_display(BaseDisplay::getXDisplay()),
 m_bevel(4),
 m_gc(DefaultGC(m_display, DefaultScreen(m_display))),
 m_end(false),
-m_current_history_item(0) {
+m_current_history_item(0),
+m_drawstart_x(0) {
         createWindow(x, y, width + m_bevel, m_font.height());
 }
 
@@ -137,7 +138,7 @@ void FbRun::resize(size_t width, size_t height) {
         assert(m_win);
         XResizeWindow(m_display, m_win, width, height);
         m_width = width;
-        m_height = height + m_bevel;
+        m_height = height;
         setNoMaximize();
 }
 
@@ -155,7 +156,7 @@ void FbRun::redrawLabel() {
         assert(m_win);
 
         XClearWindow(m_display, m_win);
-        drawString(m_bevel/2, m_height - m_bevel/2,
+        drawString(m_bevel/2, m_font.ascent() + m_bevel/2,
                 m_runtext.c_str(), m_runtext.size());
 
 }
@@ -164,7 +165,18 @@ void FbRun::drawString(int x, int y,
         const char *text, size_t len) {
         assert(m_win);
         assert(m_gc);
-        m_font.drawText(m_win, DefaultScreen(m_display), m_gc, text, len, x, y);
+        // check right boundary
+        // and adjust text drawing
+        size_t text_width = m_font.textWidth(text, len);
+        size_t startpos = 0;
+        if (text_width > m_width) {
+                for (; startpos < len; ++startpos) {
+                        if (m_font.textWidth(text+startpos, len-startpos) < m_width)
+                                break;
+                }               
+        }
+
+        m_font.drawText(m_win, DefaultScreen(m_display), m_gc, text + startpos, len-startpos, x, y);
 }
 
 
@@ -202,20 +214,23 @@ void FbRun::handleEvent(XEvent * const xev) {
                         } else if (ks == XK_Return) {
                                 run(m_runtext);
                                 m_runtext = ""; // clear text
-                        } else if (ks == XK_BackSpace && m_runtext.size() != 0) {
-                                m_runtext.erase(m_runtext.size()-1);
-                                redrawLabel();
+                        } else if (ks == XK_BackSpace) {
+                                if (m_runtext.size() != 0) { // we can't erase what we don't have ;)
+                                        m_runtext.erase(m_runtext.size()-1);
+                                        redrawLabel();
+                                }
                         } else if (! IsModifierKey(ks) && !IsCursorKey(ks)) {
                                 m_runtext+=keychar[0]; // append character
                                 redrawLabel(); 
                         } else if (IsCursorKey(ks)) {
+                                
                                 switch (ks) {
                                 case XK_Up:
                                         prevHistoryItem();
-                                        break;
+                                break;
                                 case XK_Down:
                                         nextHistoryItem();
-                                        break;
+                                break;
                                 }
                                 redrawLabel();
                         }
diff --git a/util/fbrun/FbRun.hh b/util/fbrun/FbRun.hh
index 5c8a2dc..a7a3983 100644
--- a/util/fbrun/FbRun.hh
+++ b/util/fbrun/FbRun.hh
@@ -19,7 +19,7 @@
 // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 // DEALINGS IN THE SOFTWARE.
 
-// $Id: FbRun.hh,v 1.3 2002/11/12 19:20:31 fluxgen Exp $
+// $Id: FbRun.hh,v 1.4 2002/11/13 16:43:52 fluxgen Exp $
 
 #ifndef FBRUN_HH
 #define FBRUN_HH
@@ -77,11 +77,12 @@ private:
         std::string m_runtext; ///< command to execute
         size_t m_width, m_height; ///< size of window
         int m_bevel; ///< distance to window edge from font in pixels
-        GC m_gc;
-        bool m_end;
+        GC m_gc; ///< graphic context
+        bool m_end; ///< marks when this object is done
         std::vector<std::string> m_history; ///< history list of commands
-        size_t m_current_history_item;
-        std::string m_history_file;
+        size_t m_current_history_item; ///< holds current position in command history
+        std::string m_history_file; ///< holds filename for command history file
+        int m_drawstart_x; ///< for scrolling if cursor is to far to the right
 };
 
 #endif // FBRUN_HH